| Ottawa to Geraardsbergen | 4,193.52 mi (6,748.81 km) |
| Ottawa to Gerpinnes | 4,233.71 mi (6,813.49 km) |
| Ottawa to Gistel | 4,146.14 mi (6,672.57 km) |
| Ottawa to Gooik | 4,201.72 mi (6,762.02 km) |
| Ottawa to Grez-Doiceau | 4,225.94 mi (6,801.00 km) |
| Ottawa to Grimbergen | 4,206.97 mi (6,770.47 km) |
| Ottawa to Grobbendonk | 4,209.91 mi (6,775.19 km) |
| Ottawa to Haacht | 4,214.90 mi (6,783.23 km) |
| Ottawa to Haaltert | 4,193.81 mi (6,749.29 km) |
| Ottawa to Halen | 4,233.69 mi (6,813.46 km) |
| Ottawa to Halle | 4,208.51 mi (6,772.94 km) |
| Ottawa to Hamme | 4,192.33 mi (6,746.90 km) |
| Ottawa to Hannut | 4,242.66 mi (6,827.90 km) |
| Ottawa to Harelbeke | 4,169.54 mi (6,710.22 km) |
| Ottawa to Hasselt | 4,242.65 mi (6,827.88 km) |
